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Additional Information / Summary:
National Cooperative Highway Research Program Report No. 148, 1974. This landmark study developed the hazard model that is now employed in the AASHTO Roadside Design Guide. Photocopy. Book, expert, roadside safety, books,pavement edge drop expert, pavement edge drop off expert, work zone safety expert, construction zone safety expert, roadway hydroplaning expert, traffic engineering expert, traffic sign expert, traffic signal expert, pavement marking expert, highway safety expert
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